Sink



FIG. 1 is a perspective view of a sink according to the presentinvention.

FIG. 2 is a front elevation of the sink of FIG. 1.

FIG. 3 is a rear elevation of the sink of FIG. 1.

FIG. 4 is a right side elevation of the sink of FIG. 1.

FIG. 5 is a left side elevation of the sink of FIG. 1.

FIG. 6 is a top view of the sink of FIG. 1; and,

FIG. 7 is a bottom view of the sink of FIG. 1.

CLAIM The ornamental design for a sink, as shown and described.